Baby bottle



FIG. 1 is a top and front exploded perspective view of a baby bottle embodying my new design;

FIG. 2 is a top and side perspective view of the fully assembled baby bottle;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a baby bottle, as shown. 